Toro 2000 Series - Hydraulic System Maintenance

HydraulicSystem
Maintenance
HydraulicSystemSafety
•Seekimmediatemedicalattentionifuidisinjected
intoskin.Injecteduidmustbesurgicallyremoved
withinafewhoursbyadoctor.
•Ensurethatallhydraulic-uidhosesandlinesare
ingoodconditionandallhydraulicconnections
andttingsaretightbeforeapplyingpressureto
thehydraulicsystem.
•Keepyourbodyandhandsawayfrompinhole
leaksornozzlesthatejecthigh-pressurehydraulic
uid.
•Usecardboardorpapertondhydraulicleaks.
•Safelyrelieveallpressureinthehydraulicsystem
beforeperforminganyworkonthehydraulic
system.
HydraulicFluid
Specications
HydraulicFluidType:Toro
®
HYPR-OIL
™
500
hydraulicuidorMobil115W-50oil.
Important:Usethespecieduid.Otheruids
coulddamagethehydraulicsystem.
HydraulicSystemCapacity(withltersremoved):
4.45L(150oz)
CheckingtheHydraulic
FluidLevel
ServiceInterval:Beforeeachuseordaily
1.Allowthehydraulicuidtocooldown.Checkthe
oillevelwhentheuidiscold.
2.Checkexpansionreservoirandifnecessary
addT oro
®
HYPR-OIL
™
500hydraulicuidtothe
FULLCOLDline.
g037051
Figure69
1.Engine2.Expansiontank
ChangingtheHydraulic
FluidandFilters
ServiceInterval:Aftertherst75hours—Changethe
hydraulic-systemltersanduid.
Every250hours—Aftertheinitial
change—changethehydraulic-system
ltersanduidwhenusingMobil115W50
uid.(Changeitmoreoftenunderdirtyordusty
conditions)
Every500hours—Aftertheinitial
change—changethehydraulic-system
ltersanduidwhenusingT oro
®
HYPR-OIL
™
500uid.(Changeitmoreoftenunderdirtyor
dustyconditions)
Toreplacethehydraulicuid,theltersneedtobe
removed.Replacebothatthesametime;referto
HydraulicFluidSpecications(page53)foruid
specications.
Purgeanyairinthesystemafteryouinstallthenew
ltersandadduid.RefertoBleedingtheHydraulic
System(page55).Repeatthebleedingprocessuntil
theuidremainsattheFULLCOLDlineinthereservoir
afterpurging.Failuretoproperlyperformthis
procedurecanresultinirreparabledamagetothe
transaxledrivesystem.
RemovingHydraulic-System
Filters
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
53